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Finding the Fourth Proportional to 530.09, 795.31 and 237.56

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Solution

The fourth proportional to 530.09, 795.31 and 237.56 is: 356.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.09 : 795.31 = 237.56 : x
  2. Step 2: Convert to fraction form
    530.09/795.31 = 237.56/x
  3. Step 3: Cross multiply
    530.09x = 795.31 × 237.56
  4. Step 4: Simplify right side
    530.09x = 188,933.84
  5. Step 5: Solve for x
    x = 188,933.84/530.09
  6. Step 6: Final answer
    x = 356.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.